On Wed, 4 Dec 2013 17:10:45 -1000 Gaetan Bisson <bisson@xxxxxxxxxxxxx> wrote: > [2013-12-04 12:57:23 -0600] Leonid Isaev: > > On Wed, 04 Dec 2013 09:16:46 -0600 > > "David C. Rankin" <drankinatty@xxxxxxxxxxxxxxxxxx> wrote: > > > > > In the past with arch installs, new users have always been added to the > > > 'users' group. Now that is not being done. > > > > In short, this is OK; your user doesn't need to be mentioned in /etc/groups > > after his primary group. If he is mentioned, then the primary group is > > also his supplementary one (which is anyway automatic). > > A while back, the default primary group for all new users was "users". > It's not anymore: an individual group is created for each new user. > > One can disable USERGROUPS_ENAB in login.defs to get the old behavior. That's right. > > > This is done to save space in /etc/group on systems with large > > number of users. > > So each user gets a home directory, generates log info under /var/log > upon login/logout, /etc/passwd and /etc/shadow grow linearly in the > number of users, but we are going to shave a few bytes off /etc/group? > That's hard to believe. > I agree that this reasoning is a speculation, but still having 100 users in /etc/group after 'users' would a mess. Also, I remember the question of why 'users' contains no usernames has already been asked on this ML, but somehow I can't find the link... Best, -- Leonid Isaev GnuPG key: 0x164B5A6D Fingerprint: C0DF 20D0 C075 C3F1 E1BE 775A A7AE F6CB 164B 5A6D
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